Merge pull request #1532 from Scottcjn/pi-sandbox-true-testnet

Pi: sandbox=true for testnet app

Author: Scottcjn

bottube_templates/base.html

@@ -824,10 +824,10 @@
     <!-- Pi.init sandbox=false in the REAL mobile Pi Browser. sandbox:true is ONLY for the
          desktop sandbox (sandbox.minepi.com); testnet vs mainnet is the app's network +
          wallet, not this flag. sandbox:true here broke payments auth ("open in sandbox"). -->
-    <script>window.PI_SANDBOX = false;</script>
+    <script>window.PI_SANDBOX = true;</script>
     {% if current_user %}<script>window.PI_AUTO_SIGNIN = false;</script>{% endif %}
     <script src="https://sdk.minepi.com/pi-sdk.js"></script>
-    <script src="/static/pi_auth.js?v=13" defer></script>
+    <script src="/static/pi_auth.js?v=14" defer></script>
     <!-- Sophia Elya chat widget (same-origin: logged-in humans recognized + can generate) -->
     <script src="/static/sophia_widget.js?v=2" data-endpoint="/api/sophia" data-accent="#3ea6ff" data-title="Chat with Sophia Elya" defer></script>
 </head>

bottube_templates/pi_home.html

@@ -46,7 +46,7 @@
 {% block content %}
 <!-- TESTNET-only Pi app → init the Pi SDK in sandbox/testnet mode (matches server
      PI_SANDBOX=1). Set before the deferred pi_auth.js / pi_pay.js execute. -->
-<script>window.PI_SANDBOX = false;</script>
+<script>window.PI_SANDBOX = true;</script>
 <div class="pi-wrap">
     <div class="pi-hero">
         <span class="pi-badge">π  PI NETWORK</span>